From 76be0a35f6c37cda7ba65530330f1ac246fb52a8 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Wed, 6 Apr 2022 11:26:52 +0200
Subject: Add support for rule hints

A rule hint is a target attribute, for example:

[rule_hint=cxx] exe{hello}: c{hello}

Rule hints can be used to resolve ambiguity when multiple rules match the same
target as well as to override an unambiguous match.
---
 libbuild2/cc/common.hxx | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

(limited to 'libbuild2/cc/common.hxx')

diff --git a/libbuild2/cc/common.hxx b/libbuild2/cc/common.hxx
index 56cde19..017573d 100644
--- a/libbuild2/cc/common.hxx
+++ b/libbuild2/cc/common.hxx
@@ -156,10 +156,9 @@ namespace build2
 
     struct data: config_data
     {
-      const char* x_compile; // Rule names.
-      const char* x_link;
-      const char* x_install;
-      const char* x_uninstall;
+      string x_compile; // Rule names.
+      string x_link;
+      string x_install;
 
       // Cached values for some commonly-used variables/values.
       //
@@ -243,7 +242,6 @@ namespace build2
             const char* compile,
             const char* link,
             const char* install,
-            const char* uninstall,
             compiler_type ct,
             const string& cv,
             compiler_class cl,
@@ -270,7 +268,6 @@ namespace build2
             x_compile (compile),
             x_link (link),
             x_install (install),
-            x_uninstall (uninstall),
             ctype (ct), cvariant (cv), cclass (cl),
             cmaj (mj), cmin (mi),
             cvmaj (vmj), cvmin (vmi),
-- 
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